/usr/lib/python2.7/dist-packages/cogent/evolve/ is in python-cogent 1.5.3-10.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/cogent/evolve/__init__.py
/usr/lib/python2.7/dist-packages/cogent/evolve/_likelihood_tree.x86_64-linux-gnu.so
/usr/lib/python2.7/dist-packages/cogent/evolve/_pairwise_distance.x86_64-linux-gnu.so
/usr/lib/python2.7/dist-packages/cogent/evolve/_solved_models.x86_64-linux-gnu.so
/usr/lib/python2.7/dist-packages/cogent/evolve/best_likelihood.py
/usr/lib/python2.7/dist-packages/cogent/evolve/bootstrap.py
/usr/lib/python2.7/dist-packages/cogent/evolve/coevolution.py
/usr/lib/python2.7/dist-packages/cogent/evolve/discrete_markov.py
/usr/lib/python2.7/dist-packages/cogent/evolve/likelihood_calculation.py
/usr/lib/python2.7/dist-packages/cogent/evolve/likelihood_function.py
/usr/lib/python2.7/dist-packages/cogent/evolve/likelihood_tree.py
/usr/lib/python2.7/dist-packages/cogent/evolve/models.py
/usr/lib/python2.7/dist-packages/cogent/evolve/motif_prob_model.py
/usr/lib/python2.7/dist-packages/cogent/evolve/pairwise_distance.py
/usr/lib/python2.7/dist-packages/cogent/evolve/parameter_controller.py
/usr/lib/python2.7/dist-packages/cogent/evolve/predicate.py
/usr/lib/python2.7/dist-packages/cogent/evolve/simulate.py
/usr/lib/python2.7/dist-packages/cogent/evolve/solved_models.py
/usr/lib/python2.7/dist-packages/cogent/evolve/substitution_calculation.py
/usr/lib/python2.7/dist-packages/cogent/evolve/substitution_model.py